/**
 * Copyright (c) 2010 by Kevin Bierhoff.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    1. Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *    2. Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *    3. Neither the names of the authors nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.googlecode.syper.javasyp.formulae;

import org.eclipse.jdt.core.dom.ITypeBinding;

/**
 * @author kevin
 * @since Apr 25, 2010
 */
public class TypingUtil {

	/** static members only */
	private TypingUtil() {}

	/**
	 * Tests whether the given type is a Boolean (primitive or boxed).
	 * @param type
	 * @return
	 */
	public static boolean isBoolean(ITypeBinding type) {
		String name = type.getName();
		return type.isPrimitive() ?
				"boolean".equals(name) :
				Boolean.class.getName().equals(name);
	}

	/**
	 * Tests whether the given type is an integer number (primitive or boxed)
	 * of any Java type ({@code int}, {@code long}, etc.).
	 * @param type
	 * @return
	 */
	public static boolean isInteger(ITypeBinding type) {
		String name = type.getName();
		return type.isPrimitive() ?
				"int".equals(name) || "long".equals(name) || "byte".equals(name) || "short".equals(name) :
				Integer.class.getName().equals(name) || Long.class.getName().equals(name) || Byte.class.getName().equals(name) || Short.class.getName().equals(name);
	}


	/**
	 * Tests whether the given type is a floating point number (primitive or boxed)
	 * of any Java type (i.e., {@code double} or {@code float}).
	 * @param type
	 * @return
	 */
	public static boolean isFloat(ITypeBinding type) {
		String name = type.getName();
		return type.isPrimitive() ?
				"double".equals(name) || "float".equals(name) :
				Double.class.getName().equals(name) || Float.class.getName().equals(name);
	}
}
